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authorWu, Josh <Josh.wu@atmel.com>2014-06-04 11:01:24 +0800
committerTom Rini <trini@ti.com>2014-06-05 17:01:59 -0400
commit31e997f9212be04e7bbe9c05785d72c4931dcfd4 (patch)
tree57ef21bbed0214ef73d6c37d2938e1573bc3088d /common
parent97cb4e5450074ec82adeed98af68aede4a30a590 (diff)
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fs: fatwrite: use map_sysmem before use file_fat_write
When the map_sysmem, then the fatwrite command can support sandbox. Following command will show how to use it: => sb bind 0 sd.img => fatls host 0 => fatwrite host 0 $memaddr filename $filesize Signed-off-by: Josh Wu <josh.wu@atmel.com> Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_fat.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/common/cmd_fat.c b/common/cmd_fat.c
index a12d8fa..fbe3346 100644
--- a/common/cmd_fat.c
+++ b/common/cmd_fat.c
@@ -13,6 +13,7 @@
#include <s_record.h>
#include <net.h>
#include <ata.h>
+#include <asm/io.h>
#include <part.h>
#include <fat.h>
#include <fs.h>
@@ -93,6 +94,7 @@ static int do_fat_fswrite(cmd_tbl_t *cmdtp, int flag,
disk_partition_t info;
int dev = 0;
int part = 1;
+ void *buf;
if (argc < 5)
return cmd_usage(cmdtp);
@@ -111,7 +113,9 @@ static int do_fat_fswrite(cmd_tbl_t *cmdtp, int flag,
addr = simple_strtoul(argv[3], NULL, 16);
count = simple_strtoul(argv[5], NULL, 16);
- size = file_fat_write(argv[4], (void *)addr, count);
+ buf = map_sysmem(addr, count);
+ size = file_fat_write(argv[4], buf, count);
+ unmap_sysmem(buf);
if (size == -1) {
printf("\n** Unable to write \"%s\" from %s %d:%d **\n",
argv[4], argv[1], dev, part);